1. well Clannad+AfterStory made me nuts for weeks, specially when tomoya cried over his daughter when he tried to tell her about Nagisa
2. Tokyo Magnitude 8.0 is one good one, yuki dying despite their efforts to go home, the thought of a mass calamity,and many people dying is quite heavy.
3. The grave of the fireflies is sad period. its a classic, i love the story line very much, although...

Spoiler Alert! Click to show or hide

The death of the main characters is preventable, it comes down to pride, there are many solutions to it

1. well Clannad+AfterStory made me nuts for weeks, specially when tomoya cried over his daughter when he tried to tell her about Nagisa
2. Tokyo Magnitude 8.0 is one good one, yuki dying despite their efforts to go home, the thought of a mass calamity,and many people dying is quite heavy.
3. The grave of the fireflies is sad period. its a classic, i love the story line very much, although...

Spoiler Alert! Click to show or hide

The death of the main characters is preventable, it comes down to pride, there are many solutions to it

4. I'm' yet to finish watching Angel Beats

clannad after story was the exact same part for me its the only show ive cried at

1. well Clannad+AfterStory made me nuts for weeks, specially when tomoya cried over his daughter when he tried to tell her about Nagisa
2. Tokyo Magnitude 8.0 is one good one, yuki dying despite their efforts to go home, the thought of a mass calamity,and many people dying is quite heavy.
3. The grave of the fireflies is sad period. its a classic, i love the story line very much, although...

Spoiler Alert! Click to show or hide

The death of the main characters is preventable, it comes down to pride, there are many solutions to it

4. I'm' yet to finish watching Angel Beats

Yeah thats basically why I found myself frustrated with Grave of the Fireflies though there were definately emotional moments that hit me.

1. well Clannad+AfterStory made me nuts for weeks, specially when tomoya cried over his daughter when he tried to tell her about Nagisa
2. Tokyo Magnitude 8.0 is one good one, yuki dying despite their efforts to go home, the thought of a mass calamity,and many people dying is quite heavy.
3. The grave of the fireflies is sad period. its a classic, i love the story line very much, although...

Spoiler Alert! Click to show or hide

The death of the main characters is preventable, it comes down to pride, there are many solutions to it

4. I'm' yet to finish watching Angel Beats

Yeah thats basically why I found myself frustrated with Grave of the Fireflies though there were definately emotional moments that hit me.

Well many People blamed It to the aunt, but watching the 2005 live action version of it, it's quite understandable why she did it (viewing from the viewpoint of the their cousin of course).